Question

Divide the sum of -13/5 and 12/7 by the product of -31/7 and 1/2​

Answer 1

Sum of -13/5 and 12/7

$\frac{ - 13}{5} + \frac{12}{7} \\ = \frac{ - 91 + 60}{35} \\ = \frac{ - 31}{35}$

Product of -31/7 and 1/2

$\frac{ - 31}{7} \times \frac{1}{2} = \frac{ - 31}{14}$

Divide-31/35 by -31/14

$\frac{ - 31}{35} \div \frac{ - 31}{14} \\ = \frac{ - 31}{35} \times \frac{14}{ - 31} \\ = \frac{14}{35}$